PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70413Washer,flat

Hoffman/new Yorker, Inc. · NSN 5310-00-209-5253 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-209-5253 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-209-5253. Primary manufacturer part number: 70413.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 4.495 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
  • Center Hole Shape Style: ROUND
  • Material: STEEL OVERALL
  • Hole Diameter: 3.312 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.125 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-209-5253, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hoffman/new Yorker, Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-209-5253
Primary Part Number70413
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHoffman/new Yorker, Inc.
StatusACTIVE
Peripheral Shape StyleROUND
Overall Diameter4.495 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
MaterialSTEEL OVERALL
Hole Diameter3.312 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3455-00-232-410919834 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5133-00-236-4052 INTERCHANGEABLE
Drill,twist
6635-00-962-62291600 TYPE A INTERCHANGEABLE
Tester,material Hardness
Schultes Precision Manufacturing Inc
5310-01-533-900570413 INTERCHANGEABLE
Nut,sleeve
Gage Bilt, Inc.
Cross-Reference Index
Part NumberManufacturer
NAVYX2018PC10 Hoffman/new Yorker, Inc. (USA)
70413 PRIMARY Hoffman/new Yorker, Inc. (USA)
NAVYX1054PC10 Hoffman/new Yorker, Inc. (USA)
NAVYX2018APC10 Hoffman/new Yorker, Inc. (USA)
Related Parts
3455-00-232-4109INTERCHANGEABLE
REAMER,MACHINE
19834
5133-00-236-4052INTERCHANGEABLE
DRILL,TWIST
6635-00-962-6229INTERCHANGEABLE
TESTER,MATERIAL HARDNESS
1600 TYPE A
5310-01-533-9005INTERCHANGEABLE
NUT,SLEEVE
70413

Frequently Asked Questions

What is NSN 5310-00-209-5253?

NSN 5310-00-209-5253 is a Washer,flat, manufactured by Hoffman/new Yorker, Inc., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-209-5253?

NSN 5310-00-209-5253 has 4 cross-referenced part numbers: NAVYX2018PC10 (Hoffman/new Yorker, Inc.), 70413 (Hoffman/new Yorker, Inc.), NAVYX1054PC10 (Hoffman/new Yorker, Inc.), NAVYX2018APC10 (Hoffman/new Yorker, Inc.).

What NSN replaces 5310-00-209-5253?

There are 4 known substitutes for 5310-00-209-5253: 3455-00-232-4109, 5133-00-236-4052, 6635-00-962-6229 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 70413?

Key specifications for 70413: Peripheral Shape Style: ROUND; Overall Diameter: 4.495 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN; Center Hole Shape Style: ROUND; Material: STEEL OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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